Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP3939772ApriorityCriticalpatent/JPS528571B2/ja
Priority to GB1852973Aprioritypatent/GB1419698A/en
Priority to IT7349515Aprioritypatent/IT984307B/it
Priority to US352229Aprioritypatent/US3899047A/en
Priority to FR7314458Aprioritypatent/FR2181044B1/fr
Publication of JPS49937ApublicationCriticalpatent/JPS49937A/ja
Publication of JPS528571B2publicationCriticalpatent/JPS528571B2/ja